package com.gzl.demo.mapper.test;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.gzl.demo.entity.Aaa;
import org.apache.ibatis.annotations.Param;

import java.util.List;

public interface AaaMapper extends BaseMapper<Aaa> {

    List<Integer> selectByGrade(@Param("grade") int i);
}
